There are four varieties of commercially viable coffee: Arabica, Liberica, Excelsa, and Robusta. Growers predominantly plant the Arabica species. Although less popular, Robusta tastes slightly more bitter and contains more caffeine.
cyanobacteria, blue-green algae
(noun) predominantly photosynthetic prokaryotic organisms containing a blue pigment in addition to chlorophyll; occur singly or in colonies in diverse habitats; important as phytoplankton
Source: WordNet® 3.1
cyanobacteria
plural of cyanobacterium.
Source: Wiktionary
24 May 2025
(adjective) sufficiently significant to affect the whole world; “earthshaking proposals”; “the contest was no world-shaking affair”; “the conversation...could hardly be called world-shattering”
There are four varieties of commercially viable coffee: Arabica, Liberica, Excelsa, and Robusta. Growers predominantly plant the Arabica species. Although less popular, Robusta tastes slightly more bitter and contains more caffeine.